+
+/*
+;
+; Commands specific to the National Semiconductor NM93C14
+;
+;
+; 9-bit commands..
+; 876543210
+eEWDS equ %100000000 ;Erase/Write disable (default)
+eWRAL equ %100010000 ;Writes all registers
+eERAL equ %100100000 ;Erase all registers
+eEWEN equ %100110000 ;Erase/write Enable
+eWRITE equ %101000000 ;Write selected register
+eREAD equ %110000000 ;read from EEPROM
+eERASE equ %111000000 ;Erase selected register
+*/
+
+
+static void eeprom_set_di(uint32_t data)